[empathy] CallWindow: get the mic volume upon init

[Emilio Pozuelo Monfort <epm src gnome org>]

commit 81537370686d895951625498a7c2b21d854bc384
Author: Emilio Pozuelo Monfort <emilio pozuelo collabora co uk>
Date:   Fri Aug 12 17:45:50 2011 +0100

    CallWindow: get the mic volume upon init
    
    Otherwise it'll be zero and when we unmute the mic, we'll
    set the volume to zero as we won't know the old value.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=656415

 src/empathy-call-window.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/src/empathy-call-window.c b/src/empathy-call-window.c
index e2e103c..ef33594 100644
--- a/src/empathy-call-window.c
+++ b/src/empathy-call-window.c
@@ -984,6 +984,11 @@ empathy_call_window_init (EmpathyCallWindow *self)
   empathy_call_window_show_hangup_button (self, TRUE);
 
   priv->settings = g_settings_new (EMPATHY_PREFS_CALL_SCHEMA);
+
+  /* Retrieve initial volume */
+  priv->volume = g_settings_get_double (priv->settings,
+      EMPATHY_PREFS_CALL_SOUND_VOLUME) / 100.0;
+
   g_signal_connect (priv->settings, "changed::"EMPATHY_PREFS_CALL_SOUND_VOLUME,
       G_CALLBACK (empathy_call_window_prefs_volume_changed_cb), self);